• Filing Date: 2019-07-11
  • Form Type: 10-K
  • Description: Annual report
v3.19.2
Derivative Instruments (Narrative) (Details)
12 Months Ended
Apr. 30, 2019
USD ($)
Fair value adjustment on derivative instruments $ (1,735)
Foreign currency option contracts [Member]  
Fair value adjustment on derivative instruments $ 3,334